Sweetwater Regional Park Weather Forecast

    • 59
    • 72

    Chance Rain Showers

    • 57
    • 70

    Mostly Cloudy

    • 54
    • 68

    Mostly Cloudy

    • 54
    • 77

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

Today 31 Mar San Diego County Coastal Areas

Cloudy. Highs 69 to 73. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 31 Mar San Diego County Coastal Areas

Cloudy with a chance of Showers. Lows 55 to 59. Light Winds. Chance of measurable precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Regional Park Temperature Statistics

March Temperature

San Diego, Brown Field Municipal Airport (6.8 miles)

  • Lowest 7 March, 2026

    42.7 °F

  • Average March

    66.3 °F

  • Highest 20 March, 2026

    97.6 °F

Climate (2021–Present)

San Diego, Brown Field Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    74.2 °F
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